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Maintenance and troubleshooting for the VMware environment
SUMMARY Maintenance and troubleshooting for the VMware environment ISSUE Purpose To describe the value of rescanning and refreshing the virtual machine list when experiencing issues in the VMware environment. Description/Resolution If you are receiving a missing UUID error, removed the virtual machine from the VMware…
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Backups may fail because of clustered Hyper-V VM scheduling that should not be allowed by the UI.
SUMMARY Backups may fail because of clustered Hyper-V VM scheduling that should not be allowed by the UI. ISSUE The UI may permit users to schedule and backup VMs directly from a Hyper-V cluster node rather than requiring registration of the cluster resource. This can lead to backup failure if VMs failover to another node…
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Protecting client servers with a large number of files (4 million+ files)
SUMMARY Protecting client servers with a large number of files (4 million+ files) ISSUE Purpose How to schedule backups of client computers with millions of files. Description File servers and other servers that contain 2 million plus files will typically take a long time backup and can cause /usr/bp/dp to throw an alert…
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Appliances using a bonded NIC configuration may fail to back up AHV assets
SUMMARY Appliances using a bonded NIC configuration may fail to back up AHV assets. ISSUE Appliances using a bonded NIC configuration may fail to back up AHV assets. Error messages regarding unsuccessful volume group creation may display. RESOLUTION To resolve this issue, upgrade your appliance to version 10.3 or later.…
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App-Aware backups: Failed to copy vss snapshot server to guest OR Failed to create Unitrends directory in the guest
ISSUE VMware backups configured using App-Aware fail presenting the error: "Failed to copy vss snapshot server to guest. Cannot continue with snapshot. App aware snapshots enabled, but failed to create guest snapshot. Aborting backup." RESOLUTION In many cases, credentials can provide access rights but do not have the…
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Windows Agent-based backup fails with error Status: 7 'VSS_WS_FAILED_AT_PREPARE_BACKUP'
ISSUE Fix applies to Windows 8.1, Windows RT 8.1, Windows Server 2012 R2, Windows 8, Windows RT, Windows Server 2012, Windows 7 Service Pack 1 (SP1), or Windows Server 2008 R2 SP1 OS's only In this scenario, the backup task fails, and you may receive the following error message that states the Volume Shadow Copy Service…
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Insufficient storage available to create either the shadow copy storage file or other shadow copy data in Windows 7 / 8 / 10
SUMMARY Error: Job terminated, error creating VSS snapshot. VSS snapshot fails with error: (VSS_E_INSUFFICIENT_STORAGE) Insufficient storage available to create either the shadow copy storage file or other shadow copy data. ISSUE Backups fail with: ----- Error Messages -----DoVssSnapshotSet: USNAPError! Status after…
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NDMP backups may fail if the password contains special characters
SUMMARY NDMP backups may fail if the password contains special characters. ISSUE NDMP backups may fail if the password contains special characters. RESOLUTION To resolve this issue, upgrade your appliance to version 10.1.
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Slow backups on servers running McAfee On-Access Scanner
SUMMARY Backups may become slow on servers running McAfee On-Access Scanner. When an anti-virus scan is occurring at the same time as a backup, it can drastically affect the speed of the backup. ISSUE Slow backups due to McAfee On-Access scanner For more detailed information on backup failures and performance issues see…
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Windows Hot Bare Metal backups failing
SUMMARY Windows Hot Bare Metal backups failing ISSUE -------------------------------------------- Hot Bare Metal Summary -------------------------------------------- DiskNumber.....: -1 ExtendedBootInfo ExtendedBoot.rpt ExtendedBoot.tsr Status.........: Failed -------------------------------------------- SnapshotTime...:…